LX6431ACLP datasheet(3/11 Pages) MICROSEMI

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P RECISION P ROGRAMMABLE R EFERENCE S

LX6431/LX6431A/LX6431B

PRODUCT DA T ABOOK 1996/1997

Rev. 1.4

6/99

P RODUCTION D AT A S HEET

ELECTRICAL CHARACTERISTICS

(Note 2)

(Unless otherwise specified, these specifications apply over the operating ambient temperatures for LX6431C/LX6431AC/LX6431BC with 0°C

≤ T

A ≤

70°C, LX6431I/LX6431AI/LX6431BI with -40°C

≤ T

A ≤ 85°C.)

Parameter

Symbol

Test Conditions

LX6431

Units

Min. Typ. Max.

2440

2550

2470

2520

2490

2510

0.3

mV/V

0.3

mV/V

0.1

0.5

µA

0.1

0.5

µA

0.4

0.6

0.4

0.6

0.3

µA

100

Ω

Reference Input Voltage

LX6431

REF

K = 10mA, VKA = VREF, TA = 25°C,

LX6431A

K = 10mA, VKA = VREF, TA = 25°C

LX6431B

K = 10mA, VKA = VREF, TA = 25°C

Reference Drift

LX6431

K = 10mA, VKA = VREF, 0°C ≤ TA ≤ 70°C

K = 10mA, VKA = VREF, -40°C ≤ TA ≤ 85°C

LX6431A

K = 10mA, VKA = VREF, 0°C ≤ TA ≤ 70°C

K = 10mA, VKA = VREF, -40°C ≤ TA ≤ 85°C

LX6431B

K = 10mA, VKA = VREF, 0°C ≤ TA ≤ 70°C

K = 10mA, VKA = VREF, -40°C ≤ TA ≤ 85°C

Voltage Ratio, Reference to Cathode

K = 10mA, VKA = 2.5V to 36V, TA = 25°C

(Note 3)

K = 10mA, VKA = 2.5V to 36V, TA = Operating Range

Reference Input Current

REF

KA = VREF, TA = 25°C

KA = VREF, TA = Operating Range

Minimum Operating Current

MIN

KA = VREF to 36V, TA = 25°C

KA = VREF to 36V, TA = Operating Range

Off-State Cathode Current

OFF

KA = 36V, VREF = 0V, TA = 25°C

Dynamic Impedance

KA = VREF, IK = 0.6mA to 100mA, f ≤ 1kHz, TA = 25°C

Note 2. These parameters are guaranteed by design.

Note 3.

Ratio of change in reference input voltage

to the change in cathode voltage.

∆V

REF

∆V

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